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Spencer Pincott
230
themes/keepit/node_modules/csvtojson/v2/rowSplit.js
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vendored
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230
themes/keepit/node_modules/csvtojson/v2/rowSplit.js
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vendored
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"use strict";
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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var getEol_1 = __importDefault(require("./getEol"));
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var util_1 = require("./util");
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var defaulDelimiters = [",", "|", "\t", ";", ":"];
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var RowSplit = /** @class */ (function () {
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function RowSplit(conv) {
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this.conv = conv;
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this.cachedRegExp = {};
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this.delimiterEmitted = false;
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this._needEmitDelimiter = undefined;
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this.quote = conv.parseParam.quote;
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this.trim = conv.parseParam.trim;
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this.escape = conv.parseParam.escape;
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}
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Object.defineProperty(RowSplit.prototype, "needEmitDelimiter", {
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get: function () {
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if (this._needEmitDelimiter === undefined) {
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this._needEmitDelimiter = this.conv.listeners("delimiter").length > 0;
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}
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return this._needEmitDelimiter;
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},
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enumerable: true,
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configurable: true
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});
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RowSplit.prototype.parse = function (fileline) {
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if (fileline.length === 0 || (this.conv.parseParam.ignoreEmpty && fileline.trim().length === 0)) {
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return { cells: [], closed: true };
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}
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var quote = this.quote;
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var trim = this.trim;
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var escape = this.escape;
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if (this.conv.parseRuntime.delimiter instanceof Array || this.conv.parseRuntime.delimiter.toLowerCase() === "auto") {
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this.conv.parseRuntime.delimiter = this.getDelimiter(fileline);
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}
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if (this.needEmitDelimiter && !this.delimiterEmitted) {
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this.conv.emit("delimiter", this.conv.parseRuntime.delimiter);
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this.delimiterEmitted = true;
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}
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var delimiter = this.conv.parseRuntime.delimiter;
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var rowArr = fileline.split(delimiter);
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if (quote === "off") {
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if (trim) {
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for (var i = 0; i < rowArr.length; i++) {
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rowArr[i] = rowArr[i].trim();
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}
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}
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return { cells: rowArr, closed: true };
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}
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else {
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return this.toCSVRow(rowArr, trim, quote, delimiter);
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}
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};
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RowSplit.prototype.toCSVRow = function (rowArr, trim, quote, delimiter) {
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var row = [];
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var inquote = false;
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var quoteBuff = '';
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for (var i = 0, rowLen = rowArr.length; i < rowLen; i++) {
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var e = rowArr[i];
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if (!inquote && trim) {
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e = util_1.trimLeft(e);
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}
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var len = e.length;
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if (!inquote) {
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if (len === 2 && e === this.quote + this.quote) {
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row.push("");
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continue;
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}
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else if (this.isQuoteOpen(e)) { //quote open
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e = e.substr(1);
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if (this.isQuoteClose(e)) { //quote close
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e = e.substring(0, e.lastIndexOf(quote));
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e = this.escapeQuote(e);
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row.push(e);
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continue;
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}
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else if (e.indexOf(quote) !== -1) {
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var count = 0;
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var prev = "";
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for (var _i = 0, e_1 = e; _i < e_1.length; _i++) {
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var c = e_1[_i];
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// count quotes only if previous character is not escape char
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if (c === quote && prev !== this.escape) {
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count++;
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prev = "";
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}
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else {
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// save previous char to temp variable
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prev = c;
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}
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}
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if (count % 2 === 1) {
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if (trim) {
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e = util_1.trimRight(e);
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}
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row.push(quote + e);
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continue;
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}
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else {
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inquote = true;
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quoteBuff += e;
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continue;
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}
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}
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else {
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inquote = true;
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quoteBuff += e;
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continue;
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}
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}
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else {
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if (trim) {
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e = util_1.trimRight(e);
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}
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row.push(e);
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continue;
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}
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}
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else { //previous quote not closed
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if (this.isQuoteClose(e)) { //close double quote
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inquote = false;
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e = e.substr(0, len - 1);
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quoteBuff += delimiter + e;
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quoteBuff = this.escapeQuote(quoteBuff);
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if (trim) {
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quoteBuff = util_1.trimRight(quoteBuff);
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}
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row.push(quoteBuff);
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quoteBuff = "";
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}
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else {
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quoteBuff += delimiter + e;
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}
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}
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}
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// if (!inquote && param._needFilterRow) {
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// row = filterRow(row, param);
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// }
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return { cells: row, closed: !inquote };
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};
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RowSplit.prototype.getDelimiter = function (fileline) {
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var checker;
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if (this.conv.parseParam.delimiter === "auto") {
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checker = defaulDelimiters;
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}
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else if (this.conv.parseParam.delimiter instanceof Array) {
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checker = this.conv.parseParam.delimiter;
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}
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else {
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return this.conv.parseParam.delimiter;
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}
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var count = 0;
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var rtn = ",";
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checker.forEach(function (delim) {
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var delimCount = fileline.split(delim).length;
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if (delimCount > count) {
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rtn = delim;
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count = delimCount;
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}
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});
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return rtn;
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};
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RowSplit.prototype.isQuoteOpen = function (str) {
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var quote = this.quote;
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var escape = this.escape;
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return str[0] === quote && (str[1] !== quote ||
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str[1] === escape && (str[2] === quote || str.length === 2));
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};
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RowSplit.prototype.isQuoteClose = function (str) {
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var quote = this.quote;
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var escape = this.escape;
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if (this.conv.parseParam.trim) {
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str = util_1.trimRight(str);
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}
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var count = 0;
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var idx = str.length - 1;
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while (str[idx] === quote || str[idx] === escape) {
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idx--;
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count++;
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}
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return count % 2 !== 0;
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};
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// private twoDoubleQuote(str: string): string {
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// var twoQuote = this.quote + this.quote;
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// var curIndex = -1;
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// while ((curIndex = str.indexOf(twoQuote, curIndex)) > -1) {
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// str = str.substring(0, curIndex) + str.substring(++curIndex);
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// }
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// return str;
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// }
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RowSplit.prototype.escapeQuote = function (segment) {
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var key = "es|" + this.quote + "|" + this.escape;
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if (this.cachedRegExp[key] === undefined) {
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this.cachedRegExp[key] = new RegExp('\\' + this.escape + '\\' + this.quote, 'g');
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}
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var regExp = this.cachedRegExp[key];
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// console.log(regExp,segment);
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return segment.replace(regExp, this.quote);
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};
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RowSplit.prototype.parseMultiLines = function (lines) {
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var csvLines = [];
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var left = "";
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while (lines.length) {
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var line = left + lines.shift();
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var row = this.parse(line);
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if (row.cells.length === 0 && this.conv.parseParam.ignoreEmpty) {
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continue;
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}
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if (row.closed || this.conv.parseParam.alwaysSplitAtEOL) {
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if (this.conv.parseRuntime.selectedColumns) {
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csvLines.push(util_1.filterArray(row.cells, this.conv.parseRuntime.selectedColumns));
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}
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else {
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csvLines.push(row.cells);
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}
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left = "";
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}
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else {
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left = line + (getEol_1.default(line, this.conv.parseRuntime) || "\n");
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}
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}
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return { rowsCells: csvLines, partial: left };
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};
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return RowSplit;
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}());
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exports.RowSplit = RowSplit;
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//# sourceMappingURL=rowSplit.js.map
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